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On Steve Jobs' iPod

We bought a copy of Walter Isaacson's biography of Steve Jobs, which goes on sale next week, for an early and often poignant look into the world of a brilliant man who changed our world. NBC's Kate Snow reports.

Nightly News bought a copy of Walter Isaacson's biography of Steve Jobs, which goes on sale next week, for an early and often poignant look into the world of a brilliant man who changed our world.

Isaacson writes that only about a quarter of the songs were from more contemporary artists such as Alicia Keys, Black Eyed Peas, Coldplay, Dido, Green Day, John Mayer, Moby, U2, Seal and Talking Heads.